2.Very high diamond concentration gives maximum footage and drilling speed in all types of drilling applications.3.Use water to cool down the bit is highly recommend to extend their lives.4.Suitable for core drilling of reinforced concrete, brick wall core drilling, air conditioning installation, drilling of pipelines, road signs, highways and other outdoor projects.5.Ideal for both professional contractors and DIY users.

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Diamond Core Bit

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Company Introduction:

DANYANG TONGYU TOOLS is one of Professional Tools Suppliers with 18 Years Experience.